474997577 has 2 divisors, whose sum is σ = 474997578. Its totient is φ = 474997576.

The previous prime is 474997571. The next prime is 474997609. The reversal of 474997577 is 775799474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340808521 + 134189056 = 18461^2 + 11584^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474997577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (474997571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237498788 + 237498789.

It is an arithmetic number, because the mean of its divisors is an integer number (237498789).

Almost surely, 2^474997577 is an apocalyptic number.

It is an amenable number.

474997577 is a deficient number, since it is larger than the sum of its proper divisors (1).

474997577 is an equidigital number, since it uses as much as digits as its factorization.

474997577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15558480, while the sum is 59.

The square root of 474997577 is about 21794.4391302002. The cubic root of 474997577 is about 780.2440486608.

It can be divided in two parts, 474997 and 577, that added together give a palindrome (475574).

The spelling of 474997577 in words is "four hundred seventy-four million, nine hundred ninety-seven thousand, five hundred seventy-seven".